Add permission to write file

Dockerfile

@@ -20,6 +20,8 @@ COPY wav2lip_gan.pth wav2lip/weights/wav2lip_gan.pth
 
 # copy google credentials
 RUN mkdir -p keys
+RUN chmod -R 777 /app/keys
+
 ENV GOOGLE_APPLICATION_CREDENTIALS="keys/google-cloud-text-to-speech-key.json"
 
 RUN chmod -R 755 /usr/local/lib/python3.9/site-packages/librosa